If there is the problem with the product&comma; firstly you need send the picture or the video to us&comma; then let us make sure what's problem about the product&comma; we will try our best to help you &period;if the problem can use the part to solve &comma;we will offer you the replacement for free Within 1 year&period;

CSL Focusing on Best Quality and Service&excl;Dont hesitate to click "send" &comma; CSL will make you shine&period;You are welcome to call us &comma; tel&colon;86 18565008298